RoC Retinol Correxion Pure Retinol Serum is clinically proven to smooth lines better and faster than the #1 luxury retinol serum, based on an independent study. This anti-aging serum’s advanced formula provides visible deep wrinkle treatment, improves skin firmness, and reduces the look of pores. After just one week, this wrinkle serum leads to visibly firmer skin and 93% of women had visibly smoothed lines and a reduction in the size of pores. The powerful yet gentle anti-aging formula of this retinol face serum contains time-released RoC pure Retinol, America’s #1 Most Awarded Retinol according to a third-party study using publicly available data sources. This pure Retinol stays active for up to 12 hours and is balanced with soothing Ashwagandha and Squalane, which are proven to deliver instant hydration that lasts. This deep wrinkle serum is designed to rival the effective lip wrinkles around the mouth repair and necklines treatment of prescription skincare without the irritation. 100% of testers had 0% irritation.